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authorRenato Botelho <garga@FreeBSD.org>2014-06-19 15:04:39 -0300
committerRenato Botelho <garga@FreeBSD.org>2014-06-19 15:04:39 -0300
commit6048cbcf1b2e2029250f9eb5fe166627c89398fd (patch)
tree8e966bfb0d9737aa29366aed559f87ae242171c8 /config/snort/snort_rules_flowbits.php
parent2092dc4865e008f703353be65f23e7389f527ab4 (diff)
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Improve a bit user input parameters, also make sure referer starts with / to avoid sending users to external sites
Diffstat (limited to 'config/snort/snort_rules_flowbits.php')
-rw-r--r--config/snort/snort_rules_flowbits.php2
1 files changed, 1 insertions, 1 deletions
diff --git a/config/snort/snort_rules_flowbits.php b/config/snort/snort_rules_flowbits.php
index daf1c4ef..3baa502c 100644
--- a/config/snort/snort_rules_flowbits.php
+++ b/config/snort/snort_rules_flowbits.php
@@ -53,7 +53,7 @@ if (is_null($id)) {
// Set who called us so we can return to the correct page with
// the RETURN ('cancel') button.
-if ($_POST['referrer'])
+if (isset($_POST['referrer']) && substr($_POST['referrer'], 0, 1) == '/')
$referrer = $_POST['referrer'];
else
$referrer = $_SERVER['HTTP_REFERER'];